var pn=1;

 var speed=4000;

 var max1=0;



 function SPInit(picnum) {
  max1=picnum; //document.getElementById('maxpics1').value;

  for (i=1;i<=max1;i++) {
   $('#A'+i).fadeOut(1);
  }

  $('#valtodoboz').css('visibility','visible'); 
 }

 // kép scroll
 function PStep() {
  $('#A'+pn).fadeOut(speed/12,function() {
  pn++;
  if (pn>max1) { pn=1; }
  run=setTimeout("showPic()",20);
  });
 }

 function showPic() {
  $('#A'+pn).fadeIn(speed/12,function() {
   run=setTimeout("PStep();",speed/2);
  });
 }

 function clearTimer() {
  clearTimeout(run);
 }